package servlets;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import pojo.User;

/**
 * Servlet implementation class LogoutServlet
 */
@WebServlet("/LogoutServlet")
public class LogoutServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       

	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		HttpSession session;
    	try{
    			session = request.getSession(true);
    			User user = (User)session.getAttribute("user");
    			session.setAttribute("user", null);
    			user=null;
    			session.invalidate();
    			response.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY);
				response.setHeader("Location", "index.jsp");
    	} catch(Exception e){
    		e.printStackTrace();
    	}
	}

}
